LibreAI / Design / thumbnaily-ai
// design Β· justanuragmaurya/thumbnaily-ai

thumbnaily-ai

AI thumbnail generator for high click-through YouTube art.

πŸ’Ž Hidden gemβ˜… 35 starsβ‘‚ 16 forksMITupdated 2026-07
β–¦ visual β€” this project's README ships no embeddable screenshot,
so here's a placeholder. The guide below is complete regardless.
// project facts

Project facts

thumbnaily-ai is an open-source design project by justanuragmaurya (justanuragmaurya/thumbnaily-ai on GitHub). It has 35 GitHub stars and 16 forks, is released under the MIT license, and was last updated on GitHub on 10 July 2026.

GitHub stars
35
Forks
16
License
MIT
Last updated on GitHub
10 July 2026
Category
Design
Listing
Hidden gem β€” a shorter page for a lesser-known project
Official site
Official site
// how it works

How it works

  1. Open the site

    Try the live generator at the official site.

  2. Describe your video

    Enter the topic or upload a frame.

  3. Generate options

    The AI produces thumbnail variations.

  4. Pick and download

    Choose the one with the strongest hook.

// features

Why people love it

AI thumbnails

Generates YouTube thumbnails from prompts.

CTR focused

Designed around click-through appeal.

Next.js app

Modern web stack you can self-host.

PostgreSQL storage

Prisma-backed data layer.

Open source

MIT licensed, hackable codebase.

Live demo

Try it on the official site first.

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// run it

Run it yourself

  1. Step 1 β€” Clone the repo

    Download the source and enter the folder.

    git clone https://github.com/justanuragmaurya/thumbnaily-ai.git
    cd thumbnaily-ai
  2. Step 2 β€” Install deps

    Install the Node.js dependencies.

    npm install
  3. Step 3 β€” Run locally

    Start the dev server after configuring env vars.

    npm run dev
// use cases

What you can build

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// faq

Questions, answered

What is thumbnaily-ai?

An open-source AI thumbnail generator for YouTube creators, at justanuragmaurya/thumbnaily-ai.

Is it free?

The code is MIT licensed; check the site for hosted pricing.

What stack does it use?

Next.js with PostgreSQL, Prisma, and S3-style storage.

Can I self-host it?

Yes. The full source is on GitHub.

Does it really replace designers?

It generates options fast and cheap; final polish is still a human call.

// keep exploring

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// alternatives

Alternatives in Design

The most-starred other Design projects in the LibreAI catalogue β€” the realistic shortlist if thumbnaily-ai is not the right fit.

Get thumbnaily-ai

Free and open β€” grab the source, star the repo, and start creating.